有一种低成本的口服疫苗可以有效保护人们免受霍乱的侵害...
There are low-cost vaccines, taken by mouth, that can protect against cholera. The vaccine is commonly provided to international travelers, but not to communities that suffer cholera epidemics. There are questions about how effective it would be as a control measure. New findings suggest tha…
有一种低成本的口服疫苗可以有效保护人们免受霍乱的侵害。这种疫苗通常提供给跨国旅游的行人，但对遭受流行性霍乱的社区通常不予提供此种疫苗。对于这种控制霍乱的方法人们对其有效性还存在着疑问。新的发现认为这种疫苗非常有效。这是基于计算机模型模拟预测得出的结论。研究者说模型显示这种疫苗可以减少高危区域内新病例…